526 to 550 of 2,112 React Jobs

Product Engineering - Team Lead

Location
Greater London, England, United Kingdom
high‐data‐volume systems (e.g., trading dashboards, live data feeds, streaming analytics, order management systems). Strong command of the modern frontend stack: TypeScript, React, Node.js — and the ability to evaluate and adopt new technologies as needed. Hands‐on server‐side experience: building and maintaining backend services, APIs, and data ...

Staff Full-Stack Software Engineer, (Forward Deployed), GPS

Location
Greater London, England, United Kingdom
Computer Science or equivalent deep industry experience in architecting complex, distributed systems. 10+ years of full-stack expertise across Python, Node.js, and React, with a proven track record of designing high-scale architectures on Kubernetes and global cloud infrastructures (AWS/Azure/GCP). Expert ability to design ...

Full Stack Engineer

Location
Greater London, England, United Kingdom
APIs and their data models. Solid working knowledge of the frontend stack: JavaScript and TypeScript, the Node.js/npm ecosystem, and a modern framework — React.js ideally, though experience with a comparable one is fine (please feel free to share any available examples of applications you built). Experience in client ...

Software Engineering Manager - Identity

Location
City of Westminster, England, United Kingdom
methodologies, Promoter of DevOps: you build it, you run it. Tech Stack M&S uses a variety of technologies including; Java, Spring, SpringBOOT, Micronaut React, Next.js, Typescript, Angular Azure Cloud, Kubernetes, Dynatrace (observability) SQL Server, MongoDB Ignite, Redis What's In It For You Working at M&S means being ...

Senior Lead Software Engineer

Location
Glasgow, Scotland, United Kingdom
Skills Experience with Databricks/Spark and ML/forecasting execution at scale, including optimizing cold-start/warm-compute Familiarity with TypeScript/React micro-frontends (Module Federation) to guide UI direction Ownership of Terraform and infrastructure-as-code Experience with model governance/SDLC (approval flows, audit, environment ...

Lead Engineer

Location
United Kingdom
Agile environment.* Deep practical experience with RAG, LLMs, and MLOps.* Expert-level understanding of NLP, Embeddings, and Prompt Engineering.* Expert proficiency in Python, React, and TypeScript.* Significant experience with Cloud platforms (GCP or Azure) and Infrastructure as Code (Terraform).* Experience designing and implementing data processing and document ingestion pipelines ...

Senior ServiceNow Developer

Location
Manchester, England, United Kingdom
related field Additional ServiceNow certifications (CIS in relevant modules, Certified Technical Architect or Certified Master Architect) Experience with modern frontend frameworks, in particular React Experience in a cybersecurity or managed services environment (Security Operations, Vulnerability Response, SIEM, SOC) Experience working in an agile delivery model with Jira and Azure DevOps ...

Full Stack Engineer

Location
Greater London, England, United Kingdom
delivered via tasks. Collaborating as part of a cross‐functional team of backend, front‐end, and full‐stack engineers. Essential Experience with React and TypeScript. Proficiency in writing modern web applications. Experience writing REST APIs and services. A keen eye for detail and a passion for writing clean, readable, properly ...

Senior Python Platform Engineer

Location
Greater London, England, United Kingdom
working with data in Python, across data engineering and analytics. Background in data science, quantitative finance, or risk analytics. Proficiency in TypeScript/JavaScript (React preferred). Experience with Kubernetes and containerization. Experience with AWS or another public cloud provider. Assessment Criteria You may be assessed on key critical skills ...

Senior Engineer, Investment Technology

Location
Oxford, England, United Kingdom
Contribute to documentation, quality standards, and continuous improvement efforts* Provide informal guidance and knowledge sharing within the team**What you will bring:*** Experience with React Javascript, Springboot, or Python and modern application development.* Experience with microservices, APIs, CI/CD, and Agile development.* Experience working with or integrating AI/ ...

Lead Engineer, AI Platforms

Location
Greater London, England, United Kingdom
BRING:*** 5+ years of software engineering experience, including technical leadership.* Expertise in Java/Kotlin, Spring Boot, REST APIs, and MongoDB.* Experience with ReactJS, JavaScript, and TypeScript.* Strong understanding of secure coding (e.g., OWASP principles).* Strong experience with CI/CD, Git workflows, automated testing.* Experience leading AI feature ...

Lead AI Software Engineer

Location
Greater London, England, United Kingdom
Significant experience delivering production‐grade software within complex engineering environments. Strong hands‐on expertise in Java and Spring Boot, with experience in React or Angular. Proven experience designing and implementing RESTful APIs, microservices, integrations, platform services, and digital applications. Strong understanding of cloud‐native architectures, distributed systems, containerised environments ...

Lead Technologist

Location
Luton, England, United Kingdom
data modelling, querying, optimisation) Azure (cloud services, serverless functions, managed services) Infrastructure as Code (Pulumi preferred, or similar tooling) Full-stack JavaScript frameworks (React, Next.js, or similar modern frameworks) Real-time data processing and event-driven architectures ML/AI deployment patterns (model serving, monitoring, retraining pipelines) APIs & integrations (REST ...

Principal Software Engineer - C#

Location
Greater London, England, United Kingdom
.NET host); comfortable with WebSocket bridges, local service APIs, or IPC mechanisms to connect web UIs with native desktop applications.* Sufficient front-end literacy (React, TypeScript, Node) to make architectural decisions, review code, and collaborate effectively with dedicated front-end teams.* Demonstrated ability to leverage coding agents in spec-driven ...

Software Engineer, New Grad - Production Infrastructure

Location
City Of London, England, United Kingdom
variety of languages, including Java and Go for backend and Typescript for frontend Open-source technologies like Kubernetes, Cilium, Envoy, Grafana, React, and Redux Industry-standard tooling, including Gradle and GitHub, and agentic tools like Windsurf & Cline What We Value Ability to communicate and collaborate with a variety of individuals ...

Senior Software Engineer, SCRIBE

Location
Greater London, England, United Kingdom
substantial experience developing Python web applications and backend services using frameworks such as FastAPI or Flask, alongside modern JavaScript or TypeScript frameworks such as React or Vue. You will be confident designing RESTful APIs and secure, scalable cloud infrastructure, ideally on AWS, and integrating AI and data-processing services into ...

Lead AI Software Engineer London, United Kingdom Value Stream Engineering Posted 12 hours ago

Location
Greater London, England, United Kingdom
## * Significant experience delivering production-grade software within complex engineering environments.* Strong hands-on expertise in **Java and Spring Boot,** with experience in **React or Angular.*** Proven experience designing and implementing RESTful APIs, microservices, integrations, platform services, and digital applications.* Strong understanding of cloud-native architectures, distributed systems, containerised environments ...

Data Scientist - AI - Senior Managing Consultant

Location
Greater London, England, United Kingdom
technologies, enabling optimization of AI solutions and driving business value. Proficiency in Modern UI Frameworks: Familiarity with modern UI frameworks such as Backbone.js, AngularJS, React.js, Ember.js, Bootstrap, and JQuery, allowing for seamless integration with AI solutions. Operating System Knowledge: Experience working with various operating systems, including Linux, Windows ...

AI Engineer

Location
Greater London, England, United Kingdom
advantageous. Strong Python, plus practical TypeScript or JavaScript. Able to build APIs and services using FastAPI, Flask or comparable technologies, and usable interfaces using React, Next.js or equivalent. Demonstrable experience building AI-enabled products or workflows using LLM APIs, structured outputs, retrieval and embeddings, tool calling, agents or workflow orchestration. ...

Principal Software Engineer - C#

Location
City Of London, England, United Kingdom
custom .NET host); comfortable with WebSocket bridges, local service APIs, or IPC mechanisms to connect web UIs with native desktop applications.Sufficient front-end literacy (React, TypeScript, Node) to make architectural decisions, review code, and collaborate effectively with dedicated front-end teams.Demonstrated ability to leverage coding agents in spec-driven development ...

Software Engineering Senior Front End Developer - eSC or eDV Clearance Required Professional Mu[...]

Location
Greater London, England, United Kingdom
account‐level delivery. Required education None Preferred education Bachelor\'s Degree Required technical and professional expertise Hands‐on experience with modern frameworks such as React, Vue.js, or Next.js, including component‐driven architecture and state management patterns. Strong understanding of responsive design principles, accessibility standards (WCAG), and user‐centric usability best ...

Senior Software Engineer - API Enterprise - Full-Stack

Location
Greater London, England, United Kingdom
design fundamentals and system design are core to how you work. Roughly 80‐90% of the work is backend; working on the frontend (React/TypeScript) is a welcome plus, not a requirement. Enterprise Platform Fluency: You bring hands‐on experience with the building blocks of modern enterprise APIs ...

Lead Software Engineer - Solution & Data Architecture - B2B SaaS Fintech

Location
Greater London, England, United Kingdom
requirement exposes a gap in the platform, you name it and propose what should exist. You own feature architecture end to end, from the React frontend through our Kotlin and Spring services, across data stores and events, down to Azure. You decide what goes where, and push hard … able to reason about them, not to be a Python specialist. Fluency across the boundary: you can read and reason about a React/TypeScript frontend and hold a serious conversation about Kubernetes, cloud networking and cost. You work well with Product. You've partnered closely with ...

Senior Fullstack Engineer (Python + React.js)

Location
Greater London, England, United Kingdom
schemas to improve performance, scalability, and reliability. Implement security features, including authentication and authorization using industry-standard practices. Develop and maintain web interfaces using ReactJS Implement and maintain state management using tools such as Redux or React Query Collaborate with frontend developers to ensure efficient API integration and a seamless ...

Senior Software Engineer — End-to-End Ownership & Impact

Location
Greater London, England, United Kingdom
legal professionals worldwide. You will own features across the stack with autonomy and collaborate with a talented team. You will work with TypeScript, React, Node.js, AWS, Azure and Kubernetes, mentor juniors, review code, and push for clean, scalable architecture while balancing speed and security. #J-18808-Ljbffr ...